In the first case, there is a strong upward-sloping relationship between X and Y; in the second case, no apparent relationship; in the third case, a strong downward-sloping relationship. Note the ...

I thought I'd take a look back at the 2007 SEC football season and analyze some stats. I was wondering in particular how much the starting quarterback's production matters, and how much the main ...

This short course will provide an overview of non-parametric statistical techniques. The course will first describe what non-parametric statistics are, when they should be used, and their advantages ...

News-driven FX Trading: How to Trade Events Like the FOMC, CPI, and NFP Commodity correlation isn’t static—and ignoring that can blow up your portfolio. Learn how to track it and adjust your risk ...

Causation and correlation may sound alike but are very different. The former means the root of subsequent events, while the latter refers to an actual or apparent relationship between trends in which ...